Knowledge base for software setup, errors, and daily tool work.

Cloudflare Wildcard Subdomain CNAME Setup Guide

If you need to route all subdomains (e.g., *.example.com) to the same target, a wildcard CNAME re...

Windows Explorer Keeps Restarting in Windows 11: Fixes

If Windows Explorer keeps restarting on your Windows 11 PC, you'll see the taskbar and deskto...

Fix Chrome Certificate Error: Invalid Authority SSL Certificate

If Chrome shows 'Your connection is not private' with 'NET::ERR_CERT_AUTHORITY_INVALI...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Taskbar Icons Disappeared After Explorer Crash: How to Restore Them

If your taskbar icons vanished after an Explorer crash, you're not alone. This is a common is...

Chrome Keeps Crashing After Reset? Try These Fixes

You reset Chrome hoping to fix a nagging problem, but now the browser crashes on startup—sometime...